DROP TABLE `phpbb_cryptlink_data`;
DROP TABLE `phpbb_link`;
DELETE FROM `phpbb_config` WHERE `config_name`='use_anonymto';
DELETE FROM `phpbb_config` WHERE `config_name`='link_text';
DELETE FROM `phpbb_config` WHERE `config_name`='link_add_id';
DELETE FROM `phpbb_config` WHERE `config_name`='hide_link_text';
DELETE FROM `phpbb_config` WHERE `config_name`='enable_hide_link';
DELETE FROM `phpbb_config` WHERE `config_name`='enable_cryptlink';
DELETE FROM `phpbb_config` WHERE `config_name`='collect_link_data';
DELETE FROM `phpbb_config` WHERE `config_name`='auto_redirect_time_intern';
DELETE FROM `phpbb_config` WHERE `config_name`='auto_redirect_time_extern';
DELETE FROM `phpbb_config` WHERE `config_name`='auto_redirect_intern';
DELETE FROM `phpbb_config` WHERE `config_name`='auto_redirect_extern';